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-rw-r--r--kernel/softirq.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c
index 258885a543d..b41fb710e11 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -382,6 +382,17 @@ void __tasklet_hi_schedule(struct tasklet_struct *t)
EXPORT_SYMBOL(__tasklet_hi_schedule);
+void __tasklet_hi_schedule_first(struct tasklet_struct *t)
+{
+ BUG_ON(!irqs_disabled());
+
+ t->next = __get_cpu_var(tasklet_hi_vec).head;
+ __get_cpu_var(tasklet_hi_vec).head = t;
+ __raise_softirq_irqoff(HI_SOFTIRQ);
+}
+
+EXPORT_SYMBOL(__tasklet_hi_schedule_first);
+
static void tasklet_action(struct softirq_action *a)
{
struct tasklet_struct *list;